XuYa公益站 is a free API gateway service that offers unified access to multiple AI models through a single API key. It provides smart routing across multiple upstream accounts with automatic failover for reliability. The service features usage-based billing with quota limits and team consumption visibility.
Key capabilities:
- Single API key access to connected AI models
- Smart routing with automatic failover
- Usage-based billing with quota management
- Session persistence
- Pay-as-you-go model
Supported AI models include Claude, GPT, Gemini, and Antigravity, with more models planned.
The service is designed for developers and teams needing reliable access to multiple AI models without managing separate API applications.

